Toothbrush



FIG. 1 is a front elevation view of a toothbrush of my new design;

FIG. 2 is a left side elevation view thereof, the right side elevationbeing a mirror image;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front, left side perspective view thereof; and,

FIG. 7 is a back, right side perspective view thereof.

The bristles are shown in broken lines for illustrative purposes onlyand form no part of the claimed design.

The ornamental design for a toothbrush, as shown and described.